From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 33D902E06E0; Mon, 16 Jun 2025 13:26:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1750080365; cv=none; b=dRbqD1EtVcgb5mF0MfW2fgshLJTdEdlVmKsQt8SZRC/ZZApFD+u2q+wa+O0sFV/TWnmeI+9GQTMSQCUww7oJg4qqdDnLjMFGifiBMqzK48yrKuL6tTNQfEECBRdcb/BOHZLAEMkyGyW/FUHaNBe2KLr4OEhoKOf3pl7CxUQmhKA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1750080365; c=relaxed/simple; bh=UIGqb28OhjGi0ShhnGEPp1GLyZDUYd5N5Zi5nYnQrJQ=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=JFtaaGxWt3hcmzksBYza9BZs1JqvSpCBc7kcnnaEpy99ct+lF95MKSIKvUiXVlPFj64uvG+zyyO6UxwTil0zNzEhi+eoGVGieug3onZSQJmLG0B7bGK1cMiXI6ePetbdhDLpTE7VxrC65hyM1lNdV74RH9OF8fmiw/s/aqISCPY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=dhJON0XK; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="dhJON0XK" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 573AAC4CEEA; Mon, 16 Jun 2025 13:26:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1750080364; bh=UIGqb28OhjGi0ShhnGEPp1GLyZDUYd5N5Zi5nYnQrJQ=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=dhJON0XKg+NgBXbCcLLwCLCHdtrnxTiLT4j8arcj7jMSmtlSOvHxYgie8IuWk3oY4 zvcYG7x4Zg6IVMYNPvO74VlnJEZrcllzmPAieCMROvTx8+ZskktVXZS8l/GGpzeB9U aTfi22vrQvZntbNYaeYrvJ+gnDEsr005bjIxgWgaH7DWNVqI8BX+KSbm+/BHpCSHqO DNSrwI7k289HVPmDkUOIL8AArmrZaRql6orGedvpq7CjLFEow7gPV9pQiuSKlBMDJj 3IMGytEoXGFIjuDSXtrV6XhBcGoPriqeWSBdAS7lDRVXqUCcRYXVFLtRdXAADncDT8 d7yKGfFow17PA== From: Andreas Hindborg Date: Mon, 16 Jun 2025 15:23:52 +0200 Subject: [PATCH 2/9] rust: block: add block related constants Precedence: bulk X-Mailing-List: linux-block@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20250616-rnull-up-v6-16-v1-2-a4168b8e76b2@kernel.org> References: <20250616-rnull-up-v6-16-v1-0-a4168b8e76b2@kernel.org> In-Reply-To: <20250616-rnull-up-v6-16-v1-0-a4168b8e76b2@kernel.org> To: Boqun Feng , Miguel Ojeda , Alex Gaynor , Gary Guo , =?utf-8?q?Bj=C3=B6rn_Roy_Baron?= , Benno Lossin , Alice Ryhl , Trevor Gross , Danilo Krummrich , Jens Axboe Cc: linux-block@vger.kernel.org, rust-for-linux@vger.kernel.org, linux-kernel@vger.kernel.org, Andreas Hindborg X-Mailer: b4 0.15-dev X-Developer-Signature: v=1; a=openpgp-sha256; l=961; i=a.hindborg@kernel.org; h=from:subject:message-id; bh=UIGqb28OhjGi0ShhnGEPp1GLyZDUYd5N5Zi5nYnQrJQ=; b=owEBbQKS/ZANAwAIAeG4Gj55KGN3AcsmYgBoUBsLt44lXpykJGpSDz2lZX4hbtWnNegNyeE1l qkxc0Y+elqJAjMEAAEIAB0WIQQSwflHVr98KhXWwBLhuBo+eShjdwUCaFAbCwAKCRDhuBo+eShj d+e1EACpZbZvhtMlv8Xw/JAufrfAJ7FtM6sl44AhN8GSGQyqm0egya/Kwx1Re+MtzHAlGpKete6 9KHTglXEXEsVXrl60388Mc6zPrryXe3k9sqFy3ALVGZjKHxbJH7w3iK6MOw2g2P4CTH1jRS1AXR ltDyMnO4bvD6A3nrzAFr1RNFESm1BvfQAnto3+7OBP1rpZEmYJBZHihR2nG6+aLZstwwSqXm+9t Jqm/gkc6Z0t02TyQgfyp3gOSBbdBSkNTisV1CtBMNHpEoqL2dl5KOA7atDCDkNv5i1T5GREHsy1 zTK9/qse53WcLPnP+t/qshWbwSAzswKt3xofctboQd2779Ibh7Z6N9RRvHPFmdBTtw9TUAnXGUQ a9QpmN0gc95cglwUFKj8WdY9KOdXltU/0RNM+mP4jcZgyHNzIhQEFn2tiswakQQKCGSLonqkmeK tOvPTtnrm1SYY9n7CvZD3rLxbmrkSwIQP2RcODxJY948WoHayrQuN/5qriAd4sQVpRkbePgJ9/+ tJX8k7NU/jQ8vgNkWf2r4KV2kTeoRyrjfdOxSXedDO/Eefe0D4Jmt39XnH6jLzIYhHPyYhnh8w6 ckThm54dnqIQOLz3hfDtzIrxdzg6up5M/oQ0p4fIfyVot785GFQZ/gLrqEfGth8j5cWXk0GMbIc F+OrtwGnzc1R1ng== X-Developer-Key: i=a.hindborg@kernel.org; a=openpgp; fpr=3108C10F46872E248D1FB221376EB100563EF7A7 Add a few block subsystem constants to the rust `kernel::block` name space. This makes it easier to access the constants from rust code. Signed-off-by: Andreas Hindborg --- rust/kernel/block.rs | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/rust/kernel/block.rs b/rust/kernel/block.rs index 150f710efe5b..7461adf4d7e0 100644 --- a/rust/kernel/block.rs +++ b/rust/kernel/block.rs @@ -3,3 +3,15 @@ //! Types for working with the block layer. pub mod mq; + +/// Bit mask for masking out [`SECTOR_SIZE`] +pub const SECTOR_MASK: u32 = bindings::SECTOR_MASK; + +/// Sectors are size `1 << SECTOR_SHIFT`. +pub const SECTOR_SHIFT: u32 = bindings::SECTOR_SHIFT; + +/// Size of a sector. +pub const SECTOR_SIZE: u32 = bindings::SECTOR_SIZE; + +/// Power of two difference in size of a page and size of a sector. +pub const PAGE_SECTORS_SHIFT: u32 = bindings::PAGE_SECTORS_SHIFT; -- 2.47.2